drip-table/lib/utils/children-like.js

A tiny and powerful enterprise-class solution for building tables.

"use strict";

Object.defineProperty(exports, "__esModule", {
  value: true
});
exports.mapRecursive = exports.forEachRecursive = exports.flattenRecursive = exports.findRecursive = exports.findIndexRecursive = exports.filterRecursive = void 0;

function ownKeys(object, enumerableOnly) { var keys = Object.keys(object); if (Object.getOwnPropertySymbols) { var symbols = Object.getOwnPropertySymbols(object); enumerableOnly && (symbols = symbols.filter(function (sym) { return Object.getOwnPropertyDescriptor(object, sym).enumerable; })), keys.push.apply(keys, symbols); } return keys; }

function _objectSpread(target) { for (var i = 1; i < arguments.length; i++) { var source = null != arguments[i] ? arguments[i] : {}; i % 2 ? ownKeys(Object(source), !0).forEach(function (key) { _defineProperty(target, key, source[key]); }) : Object.getOwnPropertyDescriptors ? Object.defineProperties(target, Object.getOwnPropertyDescriptors(source)) : ownKeys(Object(source)).forEach(function (key) { Object.defineProperty(target, key, Object.getOwnPropertyDescriptor(source, key)); }); } return target; }

function _defineProperty(obj, key, value) { if (key in obj) { Object.defineProperty(obj, key, { value: value, enumerable: true, configurable: true, writable: true }); } else { obj[key] = value; } return obj; }

/**
 * This file is part of the drip-table project.
 * @link     : https://drip-table.jd.com/
 * @author   : Emil Zhai (root@derzh.com)
 * @modifier : Emil Zhai (root@derzh.com)
 * @copyright: Copyright (c) 2021 JD Network Technology Co., Ltd.
 */
var forEachRecursive = function forEachRecursive(columns, callbackfn) {
  var index = -1;

  var iter = function iter(cs) {
    cs.forEach(function (c) {
      var _c$children;

      if ('children' in c && (_c$children = c.children) !== null && _c$children !== void 0 && _c$children.length) {
        iter(c.children);
      } else {
        index += 1;
        callbackfn(c, index);
      }
    });
  };

  return iter(columns);
};

exports.forEachRecursive = forEachRecursive;

var flattenRecursive = function flattenRecursive(columns) {
  var res = [];
  forEachRecursive(columns, function (c) {
    res.push(c);
  });
  return res;
};

exports.flattenRecursive = flattenRecursive;

var mapRecursive = function mapRecursive(columns, callbackfn) {
  var index = -1;

  var iter = function iter(cs) {
    return cs.map(function (c) {
      var _c$children2;

      if ('children' in c && (_c$children2 = c.children) !== null && _c$children2 !== void 0 && _c$children2.length) {
        return _objectSpread(_objectSpread({}, c), {}, {
          children: iter(c.children)
        });
      }

      index += 1;
      return callbackfn(c, index);
    });
  };

  return iter(columns);
};

exports.mapRecursive = mapRecursive;

var filterRecursive = function filterRecursive(columns, callbackfn) {
  var index = -1;

  var iter = function iter(cs) {
    var res = [];
    cs.forEach(function (c) {
      var _c$children3;

      if ('children' in c && (_c$children3 = c.children) !== null && _c$children3 !== void 0 && _c$children3.length) {
        var children = iter(c.children);

        if (children.length > 0) {
          res.push(_objectSpread(_objectSpread({}, c), {}, {
            children: children
          }));
        }
      } else {
        index += 1;

        if (callbackfn(c, index)) {
          res.push(c);
        }
      }
    });
    return res;
  };

  return iter(columns);
};

exports.filterRecursive = filterRecursive;

var findRecursive = function findRecursive(columns, callbackfn) {
  var index = -1;
  var found = void 0;
  forEachRecursive(columns, function (c) {
    if (found) {
      return;
    }

    index += 1;

    if (callbackfn(c, index)) {
      found = c;
    }
  });
  return found;
};

exports.findRecursive = findRecursive;

var findIndexRecursive = function findIndexRecursive(columns, callbackfn) {
  var index = -1;
  var found = false;
  forEachRecursive(columns, function (c) {
    if (found) {
      return;
    }

    index += 1;

    if (callbackfn(c, index)) {
      found = true;
    }
  });
  return found ? index : -1;
};

exports.findIndexRecursive = findIndexRecursive;